Japan Tosoh TOSOH (formerly NPU) CORONATE HXR-90B curing agent

This product is used as a two-component non-yellowing polyurethane coating curing agent and has good weather resistance

Chemical composition
This product is a modified HDI system containing isocyanurate Polyisocyanate.

Supply form
CORONATE-HXR-90B is acetic acid with a solid content of approximately 90% Butyl ester solution.

Specifications

Polyol: Acrydic A-801 (Dic) NCO/OH=1.0/1.0 (mol)
Solid content: 35% (D/D solvent)
Drying time: 25℃×7day
Paint film: varnish film thickness 40μ (dry)

Operating Rules
Save conditions
CORONATE HXR-90B should always be stored in a closed container at room temperature . Because it reacts easily with active hydrogen groups, contact with moisture in the air should be avoided. For long-term storage, it should be stored indoors at room temperature (15 – 25C).
When using
If the NCO group in this product reacts with water, it will form Some insoluble substances such as urea group and CO₂ gas will cause the pressure in the closed container to increase and cause the container to expand.
Be careful when handling this product or emptying the raw material barrel. Avoid moisture contamination. The operation of transferring raw materials to containers must also be carried out in a dry environment, and the containers must be filled with nitrogen before sealing.
When diluting
When diluting this product, solvents with low water content should be used as much as possible , and care should be taken to avoid contact with moisture during dilution operations. Dilution operations must be performed in a dry environment.

Security Measures
CORONATE HXR-90B contains active isocyanate and solvent, so it must be used when using it. be safe.
Please refer to the MSDS safety for proper use and operation before using this product Explanatory information.
This product is flammable and construction operations should be carried out in no-smoking areas.
To prevent this product from coming into contact with the skin, safety practices should be followed when using it Follow the rules and wear protective equipment such as protective glasses and safety gloves.
CORONATE HXR-90B is mainly used for spray coating to prevent dust spraying If inhaled into the human body, please wear a gas mask or protective mask.
CORONATE HXR-90B has a free isocyanate content of less than 0.2%, long-term It will not increase in height when stored.

Remarks
Act as a legally responsible bond or authority representative. Since some arrangements and settings with special practical applications and usage conditions cannot be carried out under the supervision of our company, the feasibility of its operation should be fully considered based on the above information when using it.

an style=”background-color:#ffffff”> CORONATE HXR-90B contains reactive isocyanates and solvents, so please pay attention to safety when using it.
Please refer to the MSDS safety for proper use and operation before using this product Explanatory information.
This product is flammable and construction operations should be carried out in no-smoking areas.
To prevent this product from coming into contact with the skin, safety practices should be followed when using it Follow the rules and wear protective equipment such as protective glasses and safety gloves.
CORONATE HXR-90B is mainly used for spray coating to prevent dust spraying If inhaled into the human body, please wear a gas mask or protective mask.
CORONATE HXR-90B has a free isocyanate content of less than 0.2%, long-term It will not increase in height when stored.

Remarks
Act as a legally responsible bond or authority representative. Since some arrangements and settings with special practical applications and usage conditions cannot be carried out under the supervision of our company, the feasibility of its operation should be fully considered based on the above information when using it.